Gcse Aqa Biology Higher 369 Correctly Answered Questions Latest Update

what the function of the nucleus ? {Ans: contains genetic material}give 3 human costs of non communicable diseases {Ans: -millions of people are the world die from communicable diseases -non communicable diseases can reduce peoples life span -non communicable diseases can lower peoples quality of life}uses of monoclonal antibodies {Ans: pregnancy tests, diagnosis of disease,reasearch, measuring and monitoring, treating disease}why are the results of a new drugs tests trials only published after peer review? {Ans: to prevent false claims about the drug being made}Why do plants have stomata? {Ans: To obtain C02 from the air and to remove oxygen produced in photosynthesis}how are medicines like painkillers different from antibiotics? {Ans: medicines like painkillers are used to treat symptoms of some diseases, but unlike antibiotics they don't like bacteria causing the disease}what happens when cells differentiate? {Ans: when cells differentiate they develop different sub-cellular structures that make them carry out certain functions}risk factors of cancer {Ans: smoking obesity common viruses Uv exposure genetics}What is coronary heart disease? {Ans: Layers of fatty material build up inside the coronary arteries, narrowing them, reducing blood flow through them and so reducing the supply of oxygen